Sweden-Number/dlls/ntdll/directory.c

101 lines
2.8 KiB
C

/*
* NTDLL directory functions
*
* Copyright 1993 Erik Bos
* Copyright 2003 Eric Pouech
* Copyright 1996, 2004 Alexandre Julliard
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <assert.h>
#include <sys/types.h>
#include <fcntl.h>
#include <stdarg.h>
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
#include "ntstatus.h"
#define WIN32_NO_STATUS
#define NONAMELESSUNION
#include "windef.h"
#include "winnt.h"
#include "winternl.h"
#include "ddk/wdm.h"
#include "ntdll_misc.h"
#include "wine/list.h"
#include "wine/debug.h"
#include "wine/exception.h"
/******************************************************************
* RtlWow64EnableFsRedirection (NTDLL.@)
*/
NTSTATUS WINAPI RtlWow64EnableFsRedirection( BOOLEAN enable )
{
if (!NtCurrentTeb64()) return STATUS_NOT_IMPLEMENTED;
NtCurrentTeb64()->TlsSlots[WOW64_TLS_FILESYSREDIR] = !enable;
return STATUS_SUCCESS;
}
/******************************************************************
* RtlWow64EnableFsRedirectionEx (NTDLL.@)
*/
NTSTATUS WINAPI RtlWow64EnableFsRedirectionEx( ULONG disable, ULONG *old_value )
{
if (!NtCurrentTeb64()) return STATUS_NOT_IMPLEMENTED;
__TRY
{
*old_value = NtCurrentTeb64()->TlsSlots[WOW64_TLS_FILESYSREDIR];
}
__EXCEPT_PAGE_FAULT
{
return STATUS_ACCESS_VIOLATION;
}
__ENDTRY
NtCurrentTeb64()->TlsSlots[WOW64_TLS_FILESYSREDIR] = disable;
return STATUS_SUCCESS;
}
/******************************************************************
* RtlDoesFileExists_U (NTDLL.@)
*/
BOOLEAN WINAPI RtlDoesFileExists_U(LPCWSTR file_name)
{
UNICODE_STRING nt_name;
FILE_BASIC_INFORMATION basic_info;
OBJECT_ATTRIBUTES attr;
BOOLEAN ret;
if (!RtlDosPathNameToNtPathName_U( file_name, &nt_name, NULL, NULL )) return FALSE;
attr.Length = sizeof(attr);
attr.RootDirectory = 0;
attr.ObjectName = &nt_name;
attr.Attributes = OBJ_CASE_INSENSITIVE;
attr.SecurityDescriptor = NULL;
attr.SecurityQualityOfService = NULL;
ret = NtQueryAttributesFile(&attr, &basic_info) == STATUS_SUCCESS;
RtlFreeUnicodeString( &nt_name );
return ret;
}